Merge remote-tracking branch 'upstream/master'
INST flood fill change so that vertical conduction is only prevented for 1px wire crossings. Needs thorough testing

Fixes #129 , and prevents INST diodes when using a 2px vertical crossing a
1px horizontal.
Correct gold melting point
Merge remote-tracking branch 'upstream/master'
LoadWindowPosition has a better default position

LoadWindowPosition now positions the window on the nearest monitor if
the window is not inside a monitor.
statically linked, or better to say, builtin luasocket
fix tpt.log so that when called multiple times, it doesn't overwrite the text
better luacon_geterror
print returned values; implicit return in console; console source
allow multiline code input, command will be executed when enough code given
Merge pull request #132 from mniip/lua2

Some lua fixes
New element: Tungsten, very high melting point
Merge pull request #130 from mmbob/master

Save window position when closed
set window position before displaying it
make GOLD sparkle slightly, and it kills NEUT
fix crash on non-string error in step and other functions
mniip: fix crash on non-string error in step and other functions
change descriptions of many elements to be more consistent, contain more info, and be more helpful.
fix some descriptions
update introtext / readme a little